Waste bin



FIG. 1 shows a top front side perspective view of a waste bin showing our new design;

FIG. 2 shows a top plan view thereof;

FIG. 3 shows a front elevation view thereof;

FIG. 4 shows a side elevation view thereof; and,

FIG. 5 shows a rear elevation view thereof. 

The ornamental design for a waste bin, as shown. 